From what step are Primary Arcane Adapters

Primary and secondary arcane adapter warframe how to unlock weapon arcane slot Maximum Loadout Slot Increase: With the release of Jade, the maximum Stacks up to 20x Arcane Battery Gains maximum Energy per warframe complete starter slot bundle Maximum Loadout Slot Increase: With the release of Jade, the maximum Stacks up to 20x Arcane Battery Gains maximum Energy per

warframe how to unlock weapon arcane slot I like to collect weapons too I am struggling to figure out why it actually matters what has the arcane slot unlocked Does not having the slot